Question

atoms are usually electrically neutral, but they can lose or gain . electrically charged atoms or molecules are called .
electrons ions

Explanation:

Identify the subatomic particles exchanged during chemical processes

Atoms can lose or gain negatively charged subatomic particles called electrons to achieve a stable configuration.

Define the resulting charged species

When an atom loses or gains electrons, it becomes an electrically charged atom or molecule, which is defined as an ion.

Answer:

Atoms are usually electrically neutral, but they can lose or gain <blank>electrons</blank>. Electrically charged atoms or molecules are called <blank>ions</blank>.